Perrin Panel Filter 2008-2021 WRX / 2008-2018 STI / 2005-2019 Legacy / 2013-2017 Crosstrek / 2009-2018 Forester / 2008-2016 Impreza / 2007-2019 Outback | Oiled Foam Media | High-Flow Panel Air Filter
Overview
The Perrin Panel Filter is a direct replacement air filter designed specifically for a broad range of Subaru models including WRX, WRX STI, Legacy, Crosstrek, Forester, Impreza, and Outback from model years 2005 through 2021. This high-flow panel filter fits seamlessly into the factory airbox, maintaining OEM fitment and sealing while enhancing airflow to the engine. It is ideal for Subaru enthusiasts looking to improve throttle response and unlock potential horsepower gains without modifying the intake system.
Engineered with oiled open cell foam media, the Perrin Panel Filter offers superior filtration efficiency compared to standard paper filters. This design philosophy balances airflow and particulate protection, ensuring your Subaru’s engine breathes easier while maintaining long-term durability. The washable and reusable nature of the filter makes it a cost-effective and environmentally friendly upgrade over disposable filters, aligning with the practical needs of Subaru owners.
By improving the quality and quantity of air entering the engine, this panel filter supports better combustion and responsiveness across daily driving and spirited backroad use. Its broad compatibility with popular Subaru platforms like the 2014-2018 Forester XT and 2005-2009 Legacy GT makes it a versatile choice for enthusiasts seeking reliable performance enhancements. The Perrin Panel Filter is a straightforward upgrade that respects Subaru’s engineering while delivering tangible benefits.
Features & Specifications
This Perrin Panel Filter is engineered for Subaru WRX, WRX STI, Legacy, Crosstrek, Forester, Impreza, and Outback models and features oiled open cell foam media for enhanced airflow and filtration. Constructed from durable foam, it delivers improved throttle response and engine protection for Subaru enthusiasts seeking a reusable, high-flow air filter solution.
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Brand: Perrin Performance
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Product: Perrin Panel Filter 2008-2021 WRX / 2008-2018 STI / 2005-2019 Legacy / 2013-2017 Crosstrek / 2009-2018 Forester / 2008-2016 Impreza / 2007-2019 Outback
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Part Number: PSP-INT-110
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Fitment: 2008-2021 WRX, 2008-2018 WRX STI, 2005-2019 Legacy, 2013-2017 Crosstrek, 2009-2018 Forester, 2008-2016 Impreza, 2007-2019 Outback
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Material: Oiled open cell foam
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Finish: Oiled foam media (natural color)
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Construction: Molded foam panel
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Origin: Made in USA
Key Benefits
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Performance: Increases airflow for improved throttle response and potential horsepower gains.
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Filtration: Superior particulate filtration compared to stock paper filters, protecting your engine.
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Fitment: Direct OEM replacement that fits perfectly in factory airbox without modifications.
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Durability: Washable and reusable design reduces long-term maintenance costs and waste.
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Compatibility: Supports a wide range of Subaru models, making it a versatile upgrade.
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Value: Eco-friendly alternative to disposable filters with extended service life.
What's Included
- 1× Perrin Panel Filter PSP-INT-110
- Installation instructions
Installation & Compatibility
Installation of the Perrin Panel Filter is straightforward and designed to be a direct swap with the factory air filter. No special tools are required beyond basic hand tools to open the airbox. This makes it a DIY-friendly upgrade for most Subaru owners. The filter maintains OEM fitment and sealing, so no modifications or trimming are necessary. It is compatible with the specified Subaru models listed in the fitment, but always verify your vehicle’s year and trim before purchase. No tuning is required for this filter, making it an easy performance enhancement for daily drivers and enthusiasts alike.
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Professional Installation: DIY-Friendly
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Modifications Required: None
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Verify Compatibility: Confirm fitment for your specific year and trim level
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